8
.
Install road lock bracket (B2) on the main
carriage channel. Install road lock bracket
bolts (B6) and road lock bracket nuts (B7).
For easy drive cylinder alignment, leave the
nuts slightly loose and install drive cylinder
(C1) lower bracket over bolts, as shown.
(B2) Road Lock Bracket. (B6) Road Lock bracket Bolts.
(B7) Road Lock Bracket Nuts. (C1) Drive Cylinder.
9
.
Install but d
do
o n
no
ott ttiig
gh
htte
en
n lock nuts (C12) on
road lock bracket bolts (B6). Once the lock
nuts are started, completely tighten road
bracket nuts (B7) on bolts (B6).
NOTE
: To allow for drive cylinder alignment,
self-locking nuts (C12) must still be loose at
this point.
(C1) Drive Cylinder. (C12) Self-locking Nuts.
(B7) Road Lock Bracket Nuts.
10
.
With main carriage channel (B1) slid up
as far as possible, install each spring
(C14) from the bottom of the Post Driver
between drive ram (A1) I-beam and the
main carriage channel. Slide each spring
into position.
(A1) Drive Ram. (B1) Main Carriage Channel
(C14) Return Spring.
11
.
Attach the springs to the lower and upper
spring brackets.
a
.
Install lower bolts (B10) lockwashers
and sleeves as shown. Thread the
bolts into lower spring mount just
enough to fully engage the bolt
threads.
(B10) Lower Spring Bolts.
37
Summary of Contents for HD-12-H
Page 44: ...44 Service Parts 44 Driver Assembly ...
Page 46: ...46 Hydraulic Base Plate Assembly ...
Page 55: ...Notes 55 ...
